Michael Sapir

Founded in 1993, Rydex Advisors LLC, formerly PADCO Advisors, Inc., is registered investment advisor and mutual fund manager located in Rockville, Maryland. The firm is a subsidiary of the Security Benefit Group of Companies and their ultimate parent is Guggenheim Capital LLC, which acquired the firm in August 2010. Rydex Advisors is also known as Rydex Investments. The firm manages over 80 mutual funds and ETF products.

ProShare Advisors LLC (PSA) is an independent, SEC-registered investment advisor and ETF fund manager headquartered in Bethesda, Maryland. The firm was founded in 2006 by Michael Sapir and Louis Mayberg. PSA provides investment advisory and management services to the ProShares Trust, an open-end series management investment company. The firm also regularly develops customized solutions such as portfolio diversification strategies, risk management solutions, tactical portfolio alignment, exposure adjustments and liquidity management. Their clients include hedge funds, asset managers, consultants, pensions, foundations and endowments and insurance companies.

ProFund Advisors LLC is an independent, SEC-registered investment advisor and mutual fund manager headquartered in Bethesda, Maryland. The firm was founded by Louis Mayberg and Michael Sapir in 1997. They provide a diverse lineup of mutual funds that offer trading flexibility to all shareholders.

ProShare Capital Management LLC is a private company that specializes in various investment strategies such as crypto, dividend growth, and geared (leveraged and inverse) ETF investing. The company is based in Bethesda, MD and has subsidiaries in the United States and Cayman Islands. The company has been at the forefront of the ETF revolution since 2006 and offers one of the largest lineups of ETFs. ProShares manages more than $60 billion in assets and continues to innovate with products that provide strategic and tactical opportunities for investors to manage risk and enhance returns. Michael Lynn Sapir has been the CEO of the company since 2008.